The following commit has been merged into the x86/boot branch of tip: Commit-ID: 891f8890a4a3663da7056542757022870b499bc1 Gitweb: https://git.kernel.org/tip/891f8890a4a3663da7056542757022870b499bc1 Author: Ard Biesheuvel <ardb@xxxxxxxxxx> AuthorDate: Tue, 16 Jan 2024 09:53:48 +01:00 Committer: Borislav Petkov (AMD) <bp@xxxxxxxxx> CommitterDate: Wed, 28 Feb 2024 14:23:55 +01:00 efi/x86: Set the PE/COFF header's NX compat flag unconditionally Now that the proper section and file alignment is used, and the EFI memory attributes protocol to manage executable permissions where needed is invoked, set the NX compat flag unconditionally. [ bp: Remove the "we"s. ] Signed-off-by: Ard Biesheuvel <ardb@xxxxxxxxxx> Signed-off-by: Borislav Petkov (AMD) <bp@xxxxxxxxx> Link: https://lore.kernel.org/r/20240116085347.2193966-2-ardb+git@xxxxxxxxxx --- arch/x86/boot/header.S | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S index a1bbedd..b5c79f4 100644 --- a/arch/x86/boot/header.S +++ b/arch/x86/boot/header.S @@ -111,11 +111,7 @@ extra_header_fields: .long salign # SizeOfHeaders .long 0 # CheckSum .word IMAGE_SUBSYSTEM_EFI_APPLICATION # Subsystem (EFI application) -#ifdef CONFIG_EFI_DXE_MEM_ATTRIBUTES .word IMAGE_DLL_CHARACTERISTICS_NX_COMPAT # DllCharacteristics -#else - .word 0 # DllCharacteristics -#endif #ifdef CONFIG_X86_32 .long 0 # SizeOfStackReserve .long 0 # SizeOfStackCommit
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